[INFO] fetching crate error-backtrace 0.3.1...
[INFO] testing error-backtrace-0.3.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate error-backtrace 0.3.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate error-backtrace 0.3.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate error-backtrace 0.3.1
[INFO] tweaked toml for crates.io crate error-backtrace 0.3.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate error-backtrace 0.3.1 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate error-backtrace 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d66bf2c4e24010e3ebb0da88c0acf999992d510b917a09a70c6f9572ac36e0ab
[INFO] running `Command { std: "docker" "start" "-a" "d66bf2c4e24010e3ebb0da88c0acf999992d510b917a09a70c6f9572ac36e0ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d66bf2c4e24010e3ebb0da88c0acf999992d510b917a09a70c6f9572ac36e0ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d66bf2c4e24010e3ebb0da88c0acf999992d510b917a09a70c6f9572ac36e0ab", kill_on_drop: false }`
[INFO] [stdout] d66bf2c4e24010e3ebb0da88c0acf999992d510b917a09a70c6f9572ac36e0ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56433c12afbe4d87c1c1823b4fff3ca568ea4816eb1574d771f4a14d6c6f1c3b
[INFO] running `Command { std: "docker" "start" "-a" "56433c12afbe4d87c1c1823b4fff3ca568ea4816eb1574d771f4a14d6c6f1c3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.1.15
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling gimli v0.29.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.24
[INFO] [stderr]    Compiling miniz_oxide v0.7.4
[INFO] [stderr]    Compiling object v0.36.3
[INFO] [stderr]    Compiling backtrace v0.3.73
[INFO] [stderr]    Compiling addr2line v0.22.0
[INFO] [stderr]    Compiling error-backtrace v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.39s
[INFO] running `Command { std: "docker" "inspect" "56433c12afbe4d87c1c1823b4fff3ca568ea4816eb1574d771f4a14d6c6f1c3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56433c12afbe4d87c1c1823b4fff3ca568ea4816eb1574d771f4a14d6c6f1c3b", kill_on_drop: false }`
[INFO] [stdout] 56433c12afbe4d87c1c1823b4fff3ca568ea4816eb1574d771f4a14d6c6f1c3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 11fb376201451df1cc5159fe203e5d630228b2fb4d1ed689b002c327816a59e0
[INFO] running `Command { std: "docker" "start" "-a" "11fb376201451df1cc5159fe203e5d630228b2fb4d1ed689b002c327816a59e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling error-backtrace v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "11fb376201451df1cc5159fe203e5d630228b2fb4d1ed689b002c327816a59e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11fb376201451df1cc5159fe203e5d630228b2fb4d1ed689b002c327816a59e0", kill_on_drop: false }`
[INFO] [stdout] 11fb376201451df1cc5159fe203e5d630228b2fb4d1ed689b002c327816a59e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b95934470b0d0e3fc92f74d23a887c58438035f5fa3cf17946241a409945e3ac
[INFO] running `Command { std: "docker" "start" "-a" "b95934470b0d0e3fc92f74d23a887c58438035f5fa3cf17946241a409945e3ac", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/error_backtrace-5094f51603fa1b49)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests error_backtrace
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b95934470b0d0e3fc92f74d23a887c58438035f5fa3cf17946241a409945e3ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b95934470b0d0e3fc92f74d23a887c58438035f5fa3cf17946241a409945e3ac", kill_on_drop: false }`
[INFO] [stdout] b95934470b0d0e3fc92f74d23a887c58438035f5fa3cf17946241a409945e3ac